[Linux & Unix -- exec and fock System Call], linux operating system
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Series of blog posts:
Linux and Unix -- file descriptors and permissions
The second bullet
'), System, and exec in Perl
In Perl, the check mark (''), system, and exec are used to execute the command order. This article will show us how they are used, approached, and differentiated.
I. utilization methods
1. check mark ('')
First of all,
personal Learning and collation, if there are deficiencies, please feel free. Reprint Please specify:@CSU-maxSeries Blog: Linux&unix Learning the first play--file descriptors and permissions Linux&unix Learning Second
The Unix tradition tends to delegate a task to a process, but within a task is not just a thread, like all members of a company, everyone is doing the same thing, everyone is only part of it, and when the grain size is reduced, everything can be
The Unix tradition tends to delegate a task to a process, but within a task is not just a thread, like all members of a company, everyone is doing the same thing, everyone is only part of it, and when the grain size is reduced, everything can be
EXEC command related in Linux:
Both exec and source are part of the Bash Internal command (builtins commands), where you enter man exec or man source to view all internal command information.The bash shell commands fall into two categories: external
EXEC command related in Linux:
Both exec and source are part of the Bash Internal command (builtins commands), where you enter man exec or man source to view all internal command information.The bash shell commands fall into two categories: external
Question 1:find:paths must precede expression[[email protected] data]# find/oracle/backup/exp/data-name exp_table01_db01_*.dmp.gz-atime +2 exec rm-rf {}\;Find:paths must precede expression:exp_table01_db01_20170928235039.dmp.gzDescription: When you
EXEC command related in LinuxBoth exec and source belong to the Bash Internal command (builtins commands), where you can view all the internal command information by entering man exec or man source under bash.The bash shell commands are divided into
Refer to: Linux commands, editors, and shell programming, and advanced programming in UNIX environment
Both exec and source are Bash Internal commands (builtins commands). Enter man exec or man source in Bash to view all internal command
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